25993580

素因数分解:

$2^2\times 5^1\times {\mathrm{1013}}^1\times {\mathrm{1283}}^1$

素因数の和:2305

約数の個数: 24

約数和(自身を含む): 54682992

約数和(自身を除く): 28689412

約数列:

[1, 2, 4, 5, 10, 20, 1013, 1283, 2026, 2566, 4052, 5065, 5132, 6415, 10130, 12830, 20260, 25660, 1299679, 2599358, 5198716, 6498395, 12996790, 25993580]

約数ペア:

[(1, 25993580), (2, 12996790), (4, 6498395), (5, 5198716), (10, 2599358), (20, 1299679), (1013, 25660), (1283, 20260), (2026, 12830), (2566, 10130), (4052, 6415), (5065, 5132)]